body,
html{
    margin: 0;
    padding: 0;
    max-height: 100%;
    max-width: 100%;
    font-family: Microsoft Yahei;
    cursor: default;
    position: absolute;
    left: 0;
    top: 0;
    user-select:none;
    min-height: 100vh;
    min-width: 100vw;
    overflow: hidden;
    background:#000c3b;
}
